KR900001270A - Cooker - Google Patents

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Publication number
KR900001270A
KR900001270A KR1019890008632A KR890008632A KR900001270A KR 900001270 A KR900001270 A KR 900001270A KR 1019890008632 A KR1019890008632 A KR 1019890008632A KR 890008632 A KR890008632 A KR 890008632A KR 900001270 A KR900001270 A KR 900001270A
Authority
KR
South Korea
Prior art keywords
circuit
timing
inverter circuit
control unit
cooker
Prior art date
Application number
KR1019890008632A
Other languages
Korean (ko)
Other versions
KR920004988B1 (en
Inventor
마사유끼 아오끼
Original Assignee
아오이 죠이찌
가부시끼가이샤 도시바
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 아오이 죠이찌, 가부시끼가이샤 도시바 filed Critical 아오이 죠이찌
Publication of KR900001270A publication Critical patent/KR900001270A/en
Application granted granted Critical
Publication of KR920004988B1 publication Critical patent/KR920004988B1/en

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/06—Control, e.g. of temperature, of power
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/02—Induction heating
    • H05B6/06—Control, e.g. of temperature, of power
    • H05B6/062—Control, e.g. of temperature, of power for cooking plates or the like
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/66—Circuits
    • H05B6/666—Safety circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/66—Circuits
    • H05B6/68—Circuits for monitoring or control
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S323/00—Electricity: power supply or regulation systems
    • Y10S323/902—Optical coupling to semiconductor

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Control Of High-Frequency Heating Circuits (AREA)

Abstract

내용 없음.No content.

Description

조리기Cooker

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제 1 도는 본 발명에 따른 한 실시예의 전기회로의 구성을 나타낸 도면.1 is a view showing the configuration of an electric circuit of an embodiment according to the present invention.

제 2 도는 제 1 도에 있어서 각부의 신호파형을 나타낸 타임챠트.FIG. 2 is a time chart showing the signal waveform of each part in FIG.

제 3 도 및 제 4 도는 각각 종래의 조리기의 전기회로 구성을 나타낸 도면이다.3 and 4 are views showing the electric circuit configuration of a conventional cooker, respectively.

* 도면의 주요부분에 대한 부호의 설명* Explanation of symbols for main parts of the drawings

2 : 인버터회로 6 : 고압트랜스2: Inverter circuit 6: High voltage transformer

7 : 가열코일 9 : NPN형 트랜지스터(스위칭 소자)7: heating coil 9: NPN type transistor (switching element)

14 : 마그네트론 32 : 베이스 드라이브회로(구동회로)14: magnetron 32: base drive circuit (drive circuit)

50 : 타이밍회로 70 : 제어부50: timing circuit 70: control unit

Claims (2)

가열동작부와, 교류전원 전압을 정류하여 스위칭함으로써 소정의 주파수를 가진 교류로 변환시켜 가열동작부에 공급하는 인버터회로(2)와, 이 인버터 회로를 구동시키는 구동회로(32)와, 이 구동회로를 제어하는 제어부(70)를 가지는 조리기에 있어서, 상기 인버터 회로(2)의 전압에 의거하여 인버터회로의 스위치 타이밍을 검지하는 타이밍회로(50)와, 이 타이밍 회로와 상기 제어부의 사이 및 제어부와 상기 구동회로의 사이에 각각 설치된 절연회로(55)(72)가 설치되어 있으며, 상기 제어부는 타이밍회로의 검치 출력에 따라 인버터회로에 대한 스위칭용 온 오프 신호를 발생하도록 된 것을 특징으로 하는 조리기.A heating operation unit, an inverter circuit (2) which converts and converts an AC power supply voltage into an alternating current having a predetermined frequency to be supplied to the heating operation unit, a driving circuit 32 for driving the inverter circuit, and this driving circuit In a cooker having a control unit 70 for controlling a furnace, a timing circuit 50 for detecting a switch timing of an inverter circuit based on the voltage of the inverter circuit 2, between the timing circuit and the control unit, and a control unit. And an insulation circuit (55) (72) provided between the driver circuit and the driver circuit, respectively, wherein the controller is configured to generate a switching on / off signal for the inverter circuit according to the detection output of the timing circuit. . 제 1 항에 있어서, 상기 타이밍회로(50)는 인버터회로(2)의 정류전압을 동작전원전압으로 하는 것을 특징으로 하는 조리기.2. The cooker according to claim 1, wherein the timing circuit (50) uses the rectified voltage of the inverter circuit (2) as an operating power supply voltage. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890008632A 1988-06-27 1989-06-21 Microwave range KR920004988B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63-158705 1988-06-27
JP88-158708 1988-06-27
JP63158705A JPH027384A (en) 1988-06-27 1988-06-27 Cooker

Publications (2)

Publication Number Publication Date
KR900001270A true KR900001270A (en) 1990-01-31
KR920004988B1 KR920004988B1 (en) 1992-06-22

Family

ID=15677556

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890008632A KR920004988B1 (en) 1988-06-27 1989-06-21 Microwave range

Country Status (5)

Country Link
US (1) US4962292A (en)
JP (1) JPH027384A (en)
KR (1) KR920004988B1 (en)
FR (1) FR2633483B1 (en)
GB (1) GB2221359B (en)

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JPH0465097A (en) * 1990-07-05 1992-03-02 Mitsubishi Electric Home Appliance Co Ltd High frequency heating cooler with electromagnetic induction heater
US6002536A (en) * 1990-07-06 1999-12-14 Hitachi Ltd. Digital transmission signal processing system and recording/reproducing system
KR940008029B1 (en) * 1991-06-28 1994-08-31 삼성전자 주식회사 Power supply for driving magnetron
DE4340950A1 (en) * 1992-12-03 1994-06-09 Otis Elevator Co Voltage converter for lift or elevator - generates output voltage corresp. to signal from light emitter which reacts to capacitor discharge, and includes low pass filter
US5475579A (en) * 1993-12-20 1995-12-12 At&T Corp. Pulse width modulator for switching power supply
JPH07335380A (en) * 1994-06-04 1995-12-22 Horiba Ltd High frequency induction heating device, and its power supply circuit
JP4606561B2 (en) * 2000-10-18 2011-01-05 ローム株式会社 Interface circuit
KR20040027147A (en) * 2002-09-27 2004-04-01 삼성전자주식회사 Complex home appliances
JP5026826B2 (en) * 2006-03-20 2012-09-19 株式会社リコー Booster circuit, power supply device and image forming apparatus
US9826577B2 (en) 2014-08-08 2017-11-21 Ralph Meichtry Method and device for removing dents
WO2016037177A1 (en) 2014-09-05 2016-03-10 Kenyon International, Inc. Induction cooking appliance
WO2017053563A1 (en) 2015-09-23 2017-03-30 3M Innovative Properties Company Method of making a copolymer of tetrafluoroethylene having sulfonyl pendant groups
US12070784B2 (en) 2016-09-13 2024-08-27 Ralph Meichtry Method and device for removing dents
US20200199259A1 (en) 2017-09-14 2020-06-25 3M Innovative Properties Company Fluoropolymer dispersion, method for making the fluoropolymer dispersion, catalyst ink and polymer electrolyte membrane
KR20220119048A (en) 2019-12-20 2022-08-26 쓰리엠 이노베이티브 프로퍼티즈 컴파니 Fluorinated copolymers and compositions and articles comprising same
KR20220167297A (en) 2020-04-09 2022-12-20 쓰리엠 이노베이티브 프로퍼티즈 캄파니 Composites comprising fluorinated polymers and salt nanoparticles and articles comprising the same
WO2023057926A1 (en) 2021-10-07 2023-04-13 3M Innovative Properties Company Composite including fluorinated polymer and lithium fluoride nanoparticles and articles including the same

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US3940684A (en) * 1974-02-20 1976-02-24 Ltv Aerospace Corporation Power controller
SE408518B (en) * 1974-05-17 1979-06-11 Matsushita Electric Ind Co Ltd INDUCTION HEATING DEVICE
JPS5148285A (en) * 1974-10-23 1976-04-24 Sanyo Electric Co MUSETSUSHOKUKA HENTEIKOKI
JPS5193450A (en) * 1975-02-14 1976-08-16
US3973165A (en) * 1975-04-28 1976-08-03 Litton Systems, Inc. Power supply for a microwave magnetron
GB1542662A (en) * 1975-09-12 1979-03-21 Matsushita Electric Ind Co Ltd Power supply
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JPS5597612A (en) * 1979-01-20 1980-07-25 Sanyo Electric Co Ltd Electronic control type cooking unit
JPS6077696A (en) * 1983-09-30 1985-05-02 Matsushita Electric Ind Co Ltd Controller for driving inverter
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JPH0612699B2 (en) * 1985-11-27 1994-02-16 株式会社東芝 Induction heating cooker
JPH0744061B2 (en) * 1986-02-19 1995-05-15 ソニー株式会社 Electromagnetic cooker
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KR900008542B1 (en) * 1986-10-13 1990-11-24 가부시기가이샤 히다찌세이사구쇼 Power supply for a magnetron
US4825028A (en) * 1987-12-28 1989-04-25 General Electric Company Magnetron with microprocessor power control

Also Published As

Publication number Publication date
US4962292A (en) 1990-10-09
GB2221359A (en) 1990-01-31
JPH027384A (en) 1990-01-11
KR920004988B1 (en) 1992-06-22
FR2633483B1 (en) 1993-12-31
GB8914296D0 (en) 1989-08-09
FR2633483A1 (en) 1989-12-29
GB2221359B (en) 1992-10-14

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